#include <stdio.h>
#include <unistd.h>

int main(int argc, char *argv[])
{
	if(argc!=1 || argc!=3)
	{
		printf("Please give proper argument\n");
	
	}


if(argc==1)
	{

	
		int i=chdir(argv[1]);
		if(i==-1)
		{
				printf("You dont have appropriate permissions for the PATH mentioned\n");
		}

	}
else if(argc==3)
	{

						if(!(strcmp(argv[1], "+")))
						{


						}
						else if(!(strcmp(argv[1], "-")))
						{


						}
		

	}

	
	return 0;
}
